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Merge branch 'chemical' into 225-ebook-situation
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Cedric
2025-01-21 21:05:56 +00:00
parent 75dc8432bb 8fd1df9d33
commit ac8f2038ee
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75
book/pgfsys-dvisvgm4ht.def Normal file
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% Copyright 2021-2024 by Michal Hoftich
% Copyright 2006 by Till Tantau
%
% This file may be distributed and/or modified
%
% 1. under the LaTeX Project Public License and/or
% 2. under the GNU Public License.
%
% See the file doc/generic/pgf/licenses/LICENSE for more details.
\ProvidesFileRCS{pgfsys-dvisvgm4ht.def}
% Driver commands for tex4ht
%
% Load common pdf commands:
%
% we switched to dvisvgm driver by default. it supports patterns and other features
% dvips driver is available through the tikz+ option. It doesn't support everything,
% but it worked better with nested pictures in the past.
\ifdefined\ifOption
\ifOption{tikz+}{\input pgfsys-dvips.def}{\input pgfsys-dvisvgm.def}
\else
% load the dvips driver by default
\input pgfsys-dvisvgm.def
\fi
\catcode`\:=11%
% we must call most of these redefinitions in \AtBeginDocument, because \HLet is available
% only at that moment
\AtBeginDocument{%
% configure the output picture format to svg, as it will require dvisvgm
% post processing.
\Configure{Picture}{.svg}%
% insert picture hooks to pgfsys commands
% these redefinitions are usually called only with the \tikz command,
% they are ignored in tikzpicture environment
\def\:tempa#1{%
\texfourht@tikz@begin%
\csname o:pgfsys@typesetpicturebox:\endcsname{#1}
\texfourht@tikz@end%
}
\HLet\pgfsys@typesetpicturebox\:tempa
% we must remove Picture-alt in \pgfsys@beginpicture, because it can result in alt text included in the image
\def\:tempa{\Configure{Picture-alt}{}\texfourht@tikz@begin\o:pgfsys@beginpicture:}
\HLet\pgfsys@beginpicture\:tempa
\let\o:pgfsys@endpicture:\pgfsys@endpicture
\def\:tempa{\o:pgfsys@endpicture:}
\HLet\pgfsys@endpicture\:tempa
% start picture around TikZ and PGF environments
\ConfigureEnv{tikzpicture}{\begingroup\texfourht@tikz@begin}{\texfourht@tikz@end\endgroup}{}{}%
\ConfigureEnv{pgfpicture}{\begingroup\texfourht@tikz@begin}{\texfourht@tikz@end\endgroup}{}{}%
}
\def\texfourht@tikz@begin{
\protect\csname nested:math\endcsname% support display math
\Picture*[\csname a:Picture-alt\endcsname]{}%
}
\def\texfourht@tikz@end{\EndPicture}
\catcode`\:=12%
\endinput
%%% Local Variables:
%%% mode: latex
%%% End:

14
book/tex4ebook.cfg
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@@ -19,4 +19,18 @@
font-family: 'Open Sans'; font-family: 'Open Sans';
} }
</style>}} </style>}}
% Deal with chemical equations in a single svg
\ExplSyntaxOn
\def\standaloneenv#1{}
\pend:def\schemestart{\Picture+{}}
\append:def\CF_schemestop{\EndPicture}
\ExplSyntaxOff
\makeatletter
\def\texfourht@tikz@begin{
\protect\csname nested:math\endcsname% support display math
\Picture+[\csname a:Picture-alt\endcsname]{}%
}
\makeatother
\EndPreamble \EndPreamble

12
book/website.cfg
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@@ -47,5 +47,17 @@
} }
\ConfigureToc{loc}{\HCode{<span class="lofToc">}}{\ }{}{\HCode{</span><br />}} \ConfigureToc{loc}{\HCode{<span class="lofToc">}}{\ }{}{\HCode{</span><br />}}
\ExplSyntaxOn
\def\standaloneenv#1{}
\pend:def\schemestart{\Picture+{}}
\append:def\CF_schemestop{\EndPicture}
\ExplSyntaxOff
\makeatletter
\def\texfourht@tikz@begin{
\protect\csname nested:math\endcsname% support display math
\Picture+[\csname a:Picture-alt\endcsname]{}%
}
\makeatother
\begin{document} \begin{document}
\EndPreamble \EndPreamble